Finding the Fourth Proportional to 41,351,728.90, 62,027,593.35 and 40,713,999.70
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Solution
The fourth proportional to 41,351,728.90, 62,027,593.35 and 40,713,999.70 is: 61,070,999.55
Step by Step Solution
- Step 1: Write the proportion equation
41,351,728.90 : 62,027,593.35 = 40,713,999.70 : x - Step 2: Convert to fraction form
41,351,728.90/62,027,593.35 = 40,713,999.70/x - Step 3: Cross multiply
41,351,728.90x = 62,027,593.35 × 40,713,999.70 - Step 4: Simplify right side
41,351,728.90x = 2,525,391,417,043,622 - Step 5: Solve for x
x = 2,525,391,417,043,622/41,351,728.90 - Step 6: Final answer
x = 61,070,999.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.